Tag: wireless

The increased use of wireless and internet-enabled devices – from computers to home appliances – and the data they generate are creating opportunities and challenges for the defense and commercial sectors. To help explore and better understand the complex relationship created by the intersection of physical and cyber technology within the ever more congested electromagnetic […]

Low cost, long range, or low power — when it comes to wireless connectivity, historically you’ve only been able to pick two. But a group at the University of Washington appears to have made a breakthrough in backscatter communications that allows reliable data transfer over 2.8 kilometers using only microwatts, and for pennies apiece. For […]

If you own one of the ubiquitous RTL-SDR software defined radio receivers derived from a USB digital TV receiver, one of the first things you may have done with it was to snoop on wide frequency bands using the waterfall view present in most SDR software. Since the VHF and UHF bands the RTL covers […]

Montville business owner Joe Ciaudelli is receiving national recognition again, this time from the Federal Communications Commission. Ciaudelli is the CEO of Rayvel Inc., a Montville-based company that specializes in electromagnetic wave technology. In 2015, the company received a patent for its wide-angle hologram technology. This month, Ciaudelli’s most recent proposal was adopted by the […]

While most of you reading this have broadband in your home, there are still vast areas with little access to the Internet. Ham radio operator [emmynet] found himself in just such a situation recently, and needed to get a wireless connection over 1 km from his home. WiFi wouldn’t get the job done, so he […]

The FCC Report and Order (R&O) spelling out operational rules to allow secondary Amateur Radio access to 630 meters and 2,200 meters now has appeared in the Federal Register, but radio amateurs still may not access the new bands. That’s because specific procedures now under development to detail how radio amateurs will notify the Utilities […]

This Week in Amateur Radio #955 Week of June 17, 2017 DOWNLOAD HERE: http://bit.ly/TWIAR955 Running Time: 1:11:05 Here is a summary of the news trending This Week in Amateur Radio. This is for Edition #952 with a release and air date of Saturday, June 17, 2017.This weeks edition is anchored by, Rich Lawrence KB2MOB, Don […]

Decision comes from Centre as unlicensed equipment could leave law enforcement agencies vulnerable. Following a complaint by a group of ham radio operators that wireless equipment being sold online on e-commerce sites can pose a serious national security threat, the union Telecommunications ministry has now ordered the ecommerce websites to stop selling wireless equipments online […]

The Federal Communications Commission says it is investigating why AT&T cellphone customers were unable to call 911 in several states on Wednesday night. Law enforcement and government agencies in Texas, Florida, Tennessee and other states reported the problem and provided alternate numbers for people to call during emergencies. AT&T later on Wednesday evening said that […]

The place is the historic lecture theater of the Royal Institution in London. The date is the 4th of June 1903, and the inventor, Guglielmo Marconi, is about to demonstrate his new wireless system, which he claims can securely send messages over a long distance, without interference by tuning the signal. The inventor himself was […]

This Week in Amateur Radio #937 Week of February 11, 2017 DOWNLOAD HERE: http://bit.ly/TWIAR937 Running Time: 59:17 Here is a summary of the news trending This Week in Amateur Radio. This is for Edition #937 with a release and air date of Saturday, February 11, 2017. This weeks edition is anchored by Don Hulick, K2ATJ, […]

Do you remember the early days of consumer wireless networking, a time of open access points with default SSIDs, manufacturer default passwords, Pringle can antennas, and wardriving? Fortunately out-of-the-box device security has moved on in the last couple of decades, but there was a time when most WiFi networks were an open book to any […]

When a consumer electronics device is sold in the US, especially if it has a wireless aspect, it must be tested for compliance with FCC regulations and the test results filed with the FCC (see preparing your product for FCC testing). These documents are then made available online for all to see in the Office […]

At some point you’ve decided that you’re going to sell your wireless product (or any product with a clock that operates above 8kHz) in the United States. Good luck! You’re going to have to go through the FCC to get listed on the FCC OET EAS (Office of Engineering and Technology, Equipment Authorization System). Well… […]

Veteran hams remember the infamous “Russian Woodpecker” over-the-horizon radar that wreaked havoc on the HF bands in years past. Recently, Anthony Cake, HB9EIG/G1RUL (son of Brian Cake, KF2YN, author of ARRL’s Antenna Designer’s Notebook), journeyed to one of the antenna sites in Ukraine to use it as an obstacle course for drone flying. via American […]